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Looking va-va-voom in a bright red figure-hugging dress, Kim Kardashian literally stopped traffic as she headed to an event in NYC, on Tuesday night.

The reality star is in town to attend the 2011 Angel Ball to benefit Gabrielle's Angel Foundation, but she'll be back in LA next week to catch her little brother Rob on Dancing With the Stars.

Kim K Tweeted Monday, "I just realized I will be home next week to see my brother dance! I just got sooo excited!"

Rob has become a breakout star on the dancing competition show, scoring an impressive 25 out of 30 for his sensual Rumba with partner Cheryl Burke this week.